Lostunstefan81ask
a fost răspuns

Amplificati cu 3,4 si 5 fracțiile :2supra3, 7supra6 ,12supra13, 123supra62.​

Răspuns :

Andrei0533ask

2/3•3=6/3=2

2/3•4=8/3

2/3•5=10/3

7/6•3=21/6=7/2

7/6•4=28/6=14/3

7/6•5=35/6

12/13•3=36/13

12/13•4=48/13

12/13•5=60/13

123/62•3=369/62

123/62•4=492/62=247/31

123/62•5=615/62